Home / 680,770.20-1,021,155.30-175,330.20

Finding the Fourth Proportional to 680,770.20, 1,021,155.30 and 175,330.20

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Solution

The fourth proportional to 680,770.20, 1,021,155.30 and 175,330.20 is: 262,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,770.20 : 1,021,155.30 = 175,330.20 : x
  2. Step 2: Convert to fraction form
    680,770.20/1,021,155.30 = 175,330.20/x
  3. Step 3: Cross multiply
    680,770.20x = 1,021,155.30 × 175,330.20
  4. Step 4: Simplify right side
    680,770.20x = 179,039,362,980.06
  5. Step 5: Solve for x
    x = 179,039,362,980.06/680,770.20
  6. Step 6: Final answer
    x = 262,995.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.